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Fully Welded Ball Valve with Anti-Leakage and High Stability Performance
US$2,350.00
1-4 Pieces
US$1,980.00
5-9 Pieces
US$1,750.00
10+ Pieces
Sample price:US$2850.00/piece.Request sample

Product profile

Customization

Available

Media

Gas, Oil, Water

Material

Carbon Steel

Model NO.

Q367F-1

Connection Form

Welding

Driving Mode

Manual

Nominal Pressure

PN1.0-32.0MPa

Channel

Straight Through Type

Structure

Fixed Ball Valve

Type

Fixed Ball Valve

Function

on/off Valve

Temperature

Normal Temperature

Application

Industrial Usage, Water Industrial Usage

Product Name

Welded Ball Valve

Valve Type

Fully Welded Ball Valve

Nominal Diametre

DN500

Working Temperature

-20℃ ~ 150℃

Valve Body

Carbon Steel / Wcb

Internal Component

Stainless Steel + PTFE

Advantages-01

Fully Welded Structure, High Strength

Advantages-02

Zero Leakage, Low Torque, Long Service Life

Transport Package

Wooden Case

Specification

DN500, PN25, Full Welded Ball Valve

Trademark

Zentif

Origin

China

HS Code

8421199090

Production Capacity

500000

Key features

Zero Leakage Performance: Bubble-tight sealing ensures zero leakage under rated pressure for safe operation.
Full Bore Design: Minimizes pressure loss and improves flow efficiency with extremely low flow resistance.
Quarter-Turn Operation: Enables fast and easy open/close control with a simple 90-degree stem rotation.
Robust Construction: Durable ductile iron or stainless steel body ensures long service life in demanding environments.
100% Pressure Tested: Every valve undergoes full pressure and leakage testing before shipment to meet international standards.
Customizable Materials: Offers customized flange standards and material options like SS304, SS316, and WCB.
OEM/ODM Service: Supports customization from designs with technical drawing requests in PDF or CAD formats.

Company profile

Shanghai Zentif Valve Group Co., Ltd.
Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: N/A CertifiedNearest Port: Shanghai PortAverage Response Time: ≤9.40h

About Our Factory & Business Background

AddressNo. 111 Huangjia Garden Road, Jiangqiao Town, Jiading District, Shanghai, China
Plant Area12819.22 square meters
Number of Employees81
Registered Capital55,484,089 RMB
Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity500 PICS
Supply Chain Partners12

Our Production Capability & Technical Expertise

Main Productsangle valve
Production Lines5
Production MachinesCNC Lathe, Lathe, Shot Blasting Facility, Vertical Lathe
QA/QC inspectors3 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsHave instructions and uniformly followed
R&D Engineers2 people
Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2001-03-20
Main MarketsDomestic
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff4
Overseas Agent/BranchNo
New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:How to select the ideal control valve for systems with fluctuating pressure?
A:
In HVAC or high-rise water supply networks, pressure instability is a common challenge. For consistent downstream stability, a Self-Operated Differential Pressure Control Valve or a Proportional Control Valve is recommended. These valves function without external power, utilizing a pilot guide to sense pressure changes and automatically adjust the main valve opening. This prevents system over-pressure and ensures the safety of terminal equipment.
Q:What is the best way to prevent water hammer in fire protection systems?
A:
Fire pumps often generate a massive surge (water hammer) during startup, which can lead to pipe bursts. The professional solution is installing a Multi-Functional Pump Control Valve or a dedicated Water Hammer Arrestor Valve. These units feature adjustable opening and slow-closing speeds, effectively dissipating kinetic energy and protecting the infrastructure of Fire Pump Rooms from hydraulic shock.
Q:Are solenoid control valves durable enough for high-frequency drainage automation?
A:
Traditional solenoid valves often suffer from coil burnout or seal wear in high-frequency operations. Zentif's Solenoid Control Valves utilize a diaphragm-based structure rather than a piston design, resulting in lower friction and faster response. Combined with corrosion-resistant seals, these valves maintain bubble-tight performance even in sewage or industrial wastewater environments, significantly extending maintenance intervals.
Q:How to solve thermal imbalance in HVAC chilled water systems?
A:
Thermal imbalance is usually caused by static hydraulic deviation. The most effective fix is the installation of a Dynamic Balancing Electric Control Valve or a Proportional Integral Electric Two-Way Valve. These valves automatically adjust the flow area based on real-time load requirements. Even if the pressure in other branches changes, the valve maintains its own constant flow, eliminating hot/cold spots and maximizing energy efficiency.

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